package com.kkw.shoppingmall.product.exception;

import com.kkw.common.exception.BizCodeEnume;
import com.kkw.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Kevin
 * @date 2021-05-26
 **/
@Slf4j
@RestControllerAdvice(basePackages = "com.kkw.shoppingmall.product.controller")
public class ShoppingMallExceptionControllerAdvice {


    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题：{}，异常类型：{}", e.getMessage(), e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String, String> map = new HashMap<>();
        //获取校验的错误结果
        result.getFieldErrors().forEach(item -> {
            //获取到错误提示
            String message = item.getDefaultMessage();
            //获取错误的属性名字
            String field = item.getField();
            map.put(field, message);

        });

        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data", map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable){
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(), BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }
}
